Kensington K64516US, 71.7" (1.82 m) Kensington K64516US. Cable length: 71.7" (1.82 m), Cable diameter: 0.236" (6 mm) https://www.pocket-lint.com/laptops/reviews/70897-kensington-combosaver-combination-notebook-lock No key to lose Bit of a tangle in your bag The convenience of a combination lock with a cable option that will deter passing thieves, all in a good quality bundle...